Finding the Fourth Proportional to 1,195,706.71, 1,649,141.26 and 766,027.63
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Solution
The fourth proportional to 1,195,706.71, 1,649,141.26 and 766,027.63 is: 1,056,519.76
Step by Step Solution
- Step 1: Write the proportion equation
1,195,706.71 : 1,649,141.26 = 766,027.63 : x - Step 2: Convert to fraction form
1,195,706.71/1,649,141.26 = 766,027.63/x - Step 3: Cross multiply
1,195,706.71x = 1,649,141.26 × 766,027.63 - Step 4: Simplify right side
1,195,706.71x = 1,263,287,770,933.01 - Step 5: Solve for x
x = 1,263,287,770,933.01/1,195,706.71 - Step 6: Final answer
x = 1,056,519.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.